finished hw 4

setup_exam.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+BASE_DIR="$HOME/dcs211_exam"
+
+mkdir "$BASE_DIR"/data
+mkdir "$BASE_DIR"/scripts
+mkdir "$BASE_DIR"/backup 
+
+cd "$BASE_DIR"/data
+
+touch lab1.py
+touch lab2.py
+touch lab3.py
+touch notes.txt
+touch image1.png
+touch image2.jpg
+
+ls *.py
+
+ls *.png
+ls *.jpg
+ls *.gif